Physical Description: 2 leaves; 25 cm; holograph signed.Summary: Describes ways of smuggling salt and his experiments with combustion and nitric gas at Les Thernes. Letter begins: "j'ai attendu vainement pendant 15 jours / une réponse a ma lettre de fontainebleau..."

Physical Description: 2 leaves; 20 cm. Holograph.Summary: Incomplete letter discussing a shipment of white and brown sugar, problems with the crystallization of his sugar, the affair with La Nouvelle, and a purchase of coal. Letter begins: "mon cher ami, les beliers de mr / Weyer Sont partis ce matin…"

Physical Description: 2 leaves; 24 cm; holograph.Summary: Discusses the uneven coloring of his sugar loaves and the affair with La Nouvelle. Letter begins: "je m'etois bien appercu, mon cher ami, / que les pains de Sucre etoient plus colorés…"

Physical Description: 2 leaves; 24 cm; holograph signed.Summary: Discusses a business transaction concerning the mortgage on a house. Letter begins: "mon cher ami, mr petit m'a ecrit que le / duc de maillé vouloit payer…"

Physical Description: 2 leaves; 24 cm; holograph signed.Summary: Discusses the affair with La Nouvelle. Letter begins: "mon cher ami, j'ai différé de repondre ata / derniere lettre parceque j'esperois pouvoir te / donner des résultats…"

Physical Description: 2 leaves; 24 cm; holograph signed.Summary: Asks that the brown sugar he sent be returned to him because he can make more profit on it in Chanteloup than in Paris, and mentions his distillation difficulties. Letter begins: "j'apprends par mde dela tourette, mon cher / ami, que les pains de sucre…"

Physical Description: 2 leaves; 24 cm; holograph signed.Summary: Announces that the affair with La Nouvelle has ended and discusses the sums of money to be repaid. Letter begins: "enfin, mon cher ami, j'ai terminé avec la nouve/lle…"

Physical Description: 2 leaves; 22 cm. Holograph signed.Summary: Orders bone black and announces the shipment of six barrels of sugar to Paris. Letter begins: "mon cher ami, voyci le moment ou je / vais travailler mes betteraves…"

Physical Description: 2 leaves; 24 cm; holograph signed.Summary: Announces a messenger with liquor for M. Blondel and sugar for his son, and awaits his steam boiler and parts for hs graters on his messenger's return. Letter begins: "mon cher ami, thierry qui est parti hier mat/in / porte une piéce esprit…"

Physical Description: 2 leaves; 24 cm; holograph signed.Summary: Received his steam boiler but is disappointed not to have received the blades for his graters. Letter begins: "mon cher ami, je viens de recevoir ma / chaudiere en bon etat…"